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Databases
Publication coverage: 1790 - present (updated weekly)
The USPTO's Patent Public Search system contains more than 11 million US patents issued from 1790 to the present and 7 million US published applications from 2001 forward. Full-text patents are searchable from 1976 forward. PDF documents and OCR text are available prior to 1976. Patent documents are classified under the Cooperative Patent Classification (CPC) and International Patent Classification (IPC) systems. New patents are issued weekly on Tuesdays; new applications are published on Thursdays.Ask Us
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New / Trial Databases
The materials in this collection illustrate the deep links between food and identity, politics, power, gender, race and socio-economic status, as well as charting key issues such as agriculture, nutrition and food production.
Trial ends: March 10, 2023
Contact for feedback: Elizabeth Gibson (gibsone@queensu.ca)
This collection contains an extensive range of both rare and well-known wartime publications for soldiers serving in major theatres around the world. Publications are included from many key nations involved in the conflict, such as the US, Canada, New Zealand, India, and the countries of Europe, Africa and the Middle East.
Trial ends: March 10, 2023
Contact for feedback: Elizabeth Gibson (gibsone@queensu.ca)